2013 XT21

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6527000455
Semi-major axis (a)2.4845699137 AU
Inclination (i)3.07556311° ± 4.00e+00
Long. of Asc. Node (Ω)262.55461141°
Arg. of Perihelion (ω)130.69066328°
Mean Anomaly (M)26.61458005°
Mean Motion (n)0.2516633200°/day
Perihelion dist (q)0.86288860 AU
Aphelion dist (Q)4.10630700 AU
Orbital Period3.91637390 yr
Physical Parameters
H (abs. magnitude)27.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.694″
Uncertainty
Orbit TypeApollo
MOID0.002361 AU
Observations Used36
Oppositions1
Arc Total2013-2013
First Observation Used
Last Observation Used2013-12-14
Observations (36)
Date Type RA Dec Mag Band Observatory
2013-12-13 05:53:33 C 07 37 26.79 +29 20 09.5 q 703
2013-12-13 06:00:05 C 07 37 18.20 +29 17 14.9 q 703
2013-12-13 06:06:36 C 07 37 09.88 +29 14 24.8 q 703
2013-12-13 06:13:08 C 07 37 01.39 +29 11 33.7 q 703
2013-12-13 06:46:18 C 07 36 19.22 +28 57 24.2 q 703
2013-12-13 06:46:52 C 07 36 18.52 +28 57 10.9 q 703
2013-12-13 06:47:25 C 07 36 17.80 +28 56 56.3 q 703
2013-12-13 06:47:58 C 07 36 17.01 +28 56 40.7 q 703
2013-12-13 08:17:19 C 07 34 07.81 +28 18 49.4 q H21
2013-12-13 08:19:58 C 07 34 04.72 +28 17 44.6 q H21
2013-12-13 08:22:08 C 07 34 02.24 +28 16 52.3 q H21
2013-12-13 08:26:12 C 07 33 57.54 +28 15 15.0 q H21
2013-12-13 08:30:27 C 07 33 52.66 +28 13 32.3 q H21
2013-12-13 08:30:34 C 07 33 52.51 +28 13 29.9 q H21
2013-12-13 09:13:26 C 07 33 22.73 +27 58 24.7 q 703
2013-12-13 09:14:00 C 07 33 22.11 +27 58 11.7 q 703
2013-12-13 09:14:33 C 07 33 21.56 +27 58 00.5 q 703
2013-12-13 09:15:07 C 07 33 20.93 +27 57 47.8 q 703
2013-12-13 09:17:01 C 07 33 18.60 +27 57 05.3 q 703
2013-12-13 09:17:34 C 07 33 17.98 +27 56 50.6 q 703
2013-12-13 09:18:08 C 07 33 17.47 +27 56 38.0 q 703
2013-12-13 09:18:42 C 07 33 16.83 +27 56 26.1 q 703
2013-12-13 09:19:16 C 07 33 16.29 +27 56 12.0 q 703
2013-12-14 00:31:20 C 07 24 08.92 +23 48 50.7 q J95
2013-12-14 00:35:05 C 07 24 06.96 +23 48 09.4 q J95
2013-12-14 00:41:30 C 07 24 03.70 +23 46 58.8 q J95
2013-12-14 05:06:57 C 07 22 43.38 +23 03 02.1 o 926
2013-12-14 05:10:12 C 07 22 42.08 +23 02 33.4 o 926
2013-12-14 05:13:26 C 07 22 40.71 +23 02 05.2 o 926
2013-12-14 07:39:26 C 07 21 37.85 +22 41 07.7 q G96
2013-12-14 07:40:01 C 07 21 37.63 +22 41 02.6 q G96
2013-12-14 07:40:35 C 07 21 37.38 +22 40 57.9 q G96
2013-12-14 07:41:09 C 07 21 37.14 +22 40 53.4 q G96
2013-12-15 10:38:34 C 07 15 56.076 +20 03 26.05 V F51
2013-12-15 13:31:27 C 07 15 16.876 +19 52 15.75 V F51
2013-12-15 13:48:32 C 07 15 13.241 +19 51 08.54 V F51